Gangnam
Dr. Yoon-Gon Ryu
Aesthetic Medicine Specialist
Flagship clinic · KOL for leading lifting & regenerative devices · Featured in Authority Magazine (2026)
A good clinic assesses your chin across 3 factors (fat, skin laxity, and jaw structure) before recommending a course, rather than promising results from a single visit.
To choose a good fat-dissolving injection clinic near Hongdae, look for a doctor who examines whether your fullness is truly fat, sets realistic expectations across a multi-session course, and explains aftercare and swelling honestly. For patients near Hongdae (Hongik Univ.) Station, Reberry Clinic provides this care across our Seoul locations with full English support.
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Fat-dissolving injections, also called lipolytic or slimcut injections, are a localized, deoxycholic-acid-type treatment that targets a small pocket of submental (under-chin) fat to refine a double chin. Because the technique places medication precisely into a fat pad, the single most important thing to check when choosing a clinic is whether a doctor personally assesses your chin first, rather than treating every patient with the same protocol.
A well-run clinic starts by confirming that your fullness is actually fat and not skin laxity, a low hyoid position, or jaw structure, because injections only address fat. It then explains that most people need a short series of sessions spaced about 4 to 6 weeks apart, that swelling in the first days is expected, and that results build gradually. Clear, honest framing like this is a stronger signal of quality than any marketing claim.
Location and language support matter too, especially for international patients. For those searching near Hongdae (Hongik Univ.) Station, care at Reberry Clinic is provided across our Seoul locations (Gangnam, Myeongdong), easily reached from 홍대입구역, with English-speaking staff who explain the plan, the cost factors, and the aftercare before anything begins.
Fat-dissolving injection works by delivering a deoxycholic-acid-type lipolytic agent into localized subcutaneous fat, where it disrupts the membranes of fat cells so the body clears them over the following weeks. A quality clinic should be able to explain this mechanism plainly, map your injection points across the treatment area, and use a conservative number of units matched to the size of your fat pad rather than a fixed dose for everyone. Ask how many sessions the doctor expects and why, since submental fat typically responds over a course of 2 to 4 sessions about 4 to 6 weeks apart. A good clinic is also transparent about what the treatment is not: it contours a specific fat pocket and is not a systemic weight-loss method, so it will not slim your whole face or body. Reputable doctors screen for skin laxity, since injections that reduce fat under loose skin can leave the area looking softer rather than tighter, in which case they may suggest pairing with a skin-tightening approach. Judging a clinic on this kind of specific, mechanism-based counselling is more reliable than judging it on before-and-after galleries alone.
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A quality clinic spends the first 10 to 15 minutes examining your chin and confirming the fullness is fat, not skin laxity or jaw structure, before recommending anything.
Good doctors quote a course of 2 to 4 sessions about 4 to 6 weeks apart, not a single visit, because localized fat reduction builds gradually over weeks.
Expect a clear explanation that swelling and tenderness peak in the first 2 to 3 days, so a clinic that hides downtime is a warning sign.
A trustworthy clinic states plainly that this treats 1 localized fat pocket for contouring and is not a whole-body or facial weight-loss method.
Ask what drives cost, since the number of sessions and units needed varies per person, and a good clinic explains this before you commit rather than after.
See representative outcomes from Reberry Clinic. Results build gradually and vary by individual; your plan is assessed at consultation.
A good clinic examines your chin, confirms the fullness is fat, and explains the plan and cost factors in English before recommending treatment.
A first fat-dissolving session usually takes about 15 to 30 minutes, with numbing applied to the small under-chin area beforehand.
Because contouring is staged, cost and time are planned across a course of 2 to 4 sessions rather than a single fixed visit.
Swelling settles over the first week, and each session’s fat reduction becomes visible over the following 4 to 6 weeks.
Once a fat pocket is reduced, results are typically lasting with a stable weight, and your doctor advises on maintenance and skin care.
Look for a clinic where a doctor examines your chin, confirms the fullness is fat rather than laxity, and quotes a realistic course of 2 to 4 sessions instead of a one-visit promise. For patients near Hongdae Station, Reberry Clinic provides this care across our Seoul locations with English support.
Patients searching near Hongdae (Hongik Univ.) Station are cared for at our Reberry Clinic Seoul locations (Gangnam and Myeongdong), easily reached from 홍대입구역, with full English support. Our English-speaking team helps you pick the most convenient location and coordinate your consultation and sessions around your schedule.
A fat-dissolving injection is a localized, deoxycholic-acid-type lipolytic treatment placed into a small fat pocket, most often under the chin, to refine a double chin. It breaks down fat cells so the body clears them over weeks. It contours one specific area and is not a whole-body slimming method.
Be cautious of clinics that promise a total transformation from one session or that claim outcomes sounding too perfect to be true. A trustworthy clinic explains that results build over a staged course, that swelling is normal, and that individual response varies, rather than guaranteeing a specific look.
You are likely suitable if you have a defined pocket of under-chin fat with reasonable skin tone. A consultation confirms whether the fullness is genuinely fat, since injections do not treat skin laxity or jaw structure. You can read more on our fat-dissolving injection page before booking.
Most patients report a brief stinging or warm sensation during the injections, which last only a few minutes as the small under-chin area is treated. Numbing is typically applied first to improve comfort. Mild tenderness afterward is normal and settles within a few days as swelling subsides.
Expect swelling, tenderness, and sometimes mild bruising under the chin for about 3 to 7 days, peaking in the first 2 to 3 days. Many people return to daily activities quickly but plan social events around the initial swelling. A good clinic explains this timeline honestly before you start.
Most people need a course of 2 to 4 sessions spaced about 4 to 6 weeks apart, since localized fat reduction builds gradually. The exact number depends on how much fat is present and how you respond. Your doctor confirms your plan at consultation rather than treating everyone identically.
Visible contouring usually appears about 4 to 6 weeks after each session, once initial swelling settles and the body clears the treated fat. Improvement accumulates across the course, so the final refinement is judged a few weeks after your last session. You can review the approach on our treatment page.
Once a fat pocket is reduced, the treated fat cells are cleared and results are typically lasting, provided your weight stays stable. Significant weight gain can enlarge remaining fat cells. This is localized contouring, so maintaining results depends on lifestyle rather than repeated sessions in the same spot.
No, fat-dissolving injection is localized contouring of a specific fat pocket, not a systemic weight-loss method. It refines a defined area such as the under-chin, but it does not reduce overall body weight or replace diet and exercise. A good clinic makes this distinction clear during consultation.
If a doctor finds the fullness is mainly skin laxity rather than fat, injections alone will not tighten it. In that case a skin-tightening approach, such as a non-surgical lifting option, may suit you better or be combined. This is exactly why a proper assessment before treatment matters.
Yes, they are often combined with skin-tightening or lifting treatments when both fat and mild laxity are present, so the area looks contoured rather than soft. Your doctor plans any combination and its timing at consultation. You can explore related tightening options to understand what may pair well.
Common effects are localized: swelling, tenderness, bruising, numbness, and occasional firmness under the chin, mostly resolving within days to a couple of weeks. Ask the clinic to explain how they minimize and manage these. A doctor who reviews your medical history and screens contraindications is a sign of a careful, quality practice.
Aftercare is simple: avoid firm massage of the area for a day or two, keep the skin clean, and follow any cold-compress advice for swelling. Most patients need no special products, though a gentle skin care routine can help. Our English-speaking team is available for questions between sessions.
For a single session, 1 to 2 days is usually comfortable, allowing a consultation, the injections, and a short check. Because the treatment is a staged course, many international patients begin in Seoul and continue on return visits. Our team helps coordinate timing around your travel plans.
Yes, flying within a day of a fat-dissolving session is generally fine, as it is a minimally invasive injection procedure. Expect some under-chin swelling during travel, so stay hydrated and follow aftercare advice. If you have concerns, our English-speaking staff can advise before you fly.
Cost depends on how much localized fat you have and how many sessions and units your plan needs, so it is individualized. A good clinic explains these factors before you commit rather than after. At Reberry Clinic, the plan and its cost are discussed transparently in English at consultation.
| Fat-Dissolving Injection | Chin Fat Freezing (Cryolipolysis) | Skin-Tightening Lifting | |
|---|---|---|---|
| Mechanism | Injected lipolytic agent breaks down localized fat cells | Controlled cooling reduces a fat pocket non-invasively | Ultrasound or RF energy tightens skin and stimulates collagen |
| Best for | A defined under-chin fat pocket with reasonable skin tone | A larger, pinchable fat bulge under the chin | Sagging or crepey skin rather than excess fat |
| Approach | Precise injections into the fat pad | An applicator cools the area for a set time | A handpiece delivers energy across the jawline |
| Downtime | Swelling and tenderness for a few days | Temporary numbness and redness | Usually minimal, occasional mild redness |
| Results timeline | Builds over several weeks per session | Gradual over weeks to a couple of months | Gradual as collagen remodels over months |
| Sessions | Often a course of 2 to 4 sessions | May need 1 to 2 cycles per area | Typically 1 session with periodic maintenance |
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